1.All my good wishes for a pleasant journey! /Hoping you will have a pleasant trip!/I hope you'll have a nice trip!祝你旅途愉快!2.With best wishes for your safe arrival!祝你一路平安!3.All best wishes for a nice voyage! /Will you accept my best wishes for a safe voyage!祝你一帆风顺!4.All good wishes for a safe and delighted voyage!祝你一路平安,旅途愉快!5.Saying “Goodbye” and hoping you know that warm wishes are with you wherever you go!说声“再见”是希望你知道,不论你走向何方,温馨的祝福将永远伴随着你!6.It is the most difficult time when people have to say goodbye.Wish you the happiest journey and we look forward to your return in the near future.告别是最难受的时刻,祝你旅途愉快,盼望不久的将来你能再回来。